NEW NEVER WORN LOOKS LIKE A 10 X 5 IN THE CENTER SO THAT'S EQUIVALENT TO A 1 CARAT DIAMOND IT HAS 18  STONES THAT MEASURE 2.5MM SO I WOULD SAY IT LOOKS LIKE A 2.5 CARAT WEIGHT DIAMOND RING IT IS VERY VERY PRETTY ,IF YOU LIKE A BIG LOOK!  IF YOU WANT PETITE THIS IS NOT FOR YOU. IT IS SOLID 14 KT GOLD AND WEIGHS 7.8 GRAMS ON THE SCALE.